As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING OUT OF APPROXIMATELY 3400 FT, CONTINUOUS WARNING TONE (EITHER PUSHER TEST OR OVERSPEED - THEY ARE VERY SIMILAR) STARTED AND REMAINED ON THE REST OF THE FLIGHT (ABOUT 9 MORE MINUTES) UNTIL ENGINE SHUTDOWN. THERE WAS NO WARNING LIGHTS I AM HAVING ISSUES WITH THE FORM ALLOWING ME TO ENTER THE ENGINE SERIAL NUMBER, IT IS PCE-PR0505.